CN215991489U - Machine box - Google Patents

Abstract

The embodiment of the application provides a case, which comprises a supporting part and a closed part, wherein a closed accommodating cavity is formed between the supporting part and the closed part; the accommodating cavity comprises a first mounting area and a second mounting area; wherein the first mounting area is used for mounting an active antenna assembly and the second mounting area is used for mounting a passive antenna assembly; the active antenna assembly is communicated with the passive antenna assembly through a connecting unit. Through the case provided by the embodiment of the application, the integration of the active antenna unit and the passive antenna unit can be realized, and the installation difficulty is reduced.

Description

Machine box

Technical Field

The embodiment of the application relates to the technical field of communication, in particular to a case.

Background

With the continuous development of mobile communication and the continuous deployment of new systems, the types of antenna modules are more and more, the current station arrangement mode of a 5G base station is overlapped and deployed on the original station address, and a common problem of various operators is that 4G/5G equipment coexists to cause insufficient space on the sky.

In order to solve the problem, the current solution of communication equipment manufacturers is to integrate a 5G active antenna unit and a 4G passive antenna unit, the integrated module can simultaneously support all frequency bands of Sub6GHz, and operators can directly use the product to replace the original 4G antenna, thereby solving the problem of 5G antenna deployment.

At present, the active antenna unit and the passive antenna unit are two independent modules respectively, and the active antenna unit and the passive antenna unit are connected through an external feeder line to carry out signal connection. However, the outfield construction environment is complex, and the two independent modules need to meet the requirement of centering installation in the horizontal and vertical directions, so that the installation difficulty is high, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a case, aims at realizing the integrated integration of an active antenna unit and a passive antenna unit and reducing the installation difficulty.

A first aspect of the embodiments of the present application provides a chassis, including a support portion and a sealing portion, where a closed accommodating cavity is formed between the support portion and the sealing portion;

the accommodating cavity comprises a first mounting area and a second mounting area;

wherein the first mounting area is used for mounting an active antenna assembly and the second mounting area is used for mounting a passive antenna assembly;

the active antenna assembly is communicated with the passive antenna assembly through a connecting unit.

Optionally, the enclosure comprises a radome and two end caps;

the antenna housing is connected with the supporting part, and a cylindrical structure is formed between the antenna housing and the supporting part;

the two end covers are respectively arranged at two ends of the cylindrical structure so as to seal the cylindrical structure.

Optionally, an insertion groove is formed in a surface of the antenna housing, which is in contact with the support portion, and an insertion portion matched with the insertion groove is arranged on the support portion;

when the antenna housing is connected with the supporting part, the inserting part is inserted into the inserting groove.

Optionally, a sealing groove is formed in a surface of the antenna housing contacting the supporting portion, and a first sealing strip is arranged in the sealing groove.

Optionally, both ends of the tubular structure are provided with end flanges, and the end cover is fixedly connected with the tubular structure through the end flanges.

Optionally, an extension portion is provided on an edge of the end cap, and when the end cap is connected to the cylindrical structure, the extension portion abuts against the outside of the cylindrical structure.

Optionally, a second sealing strip is arranged between the end cover and the end face flange.

Optionally, a stiffener is disposed between the support portion and the heat sink case of the active antenna assembly.

Optionally, the connection unit comprises: at least one of a connector, a cable, or a jumper.

Optionally, the joint surface between the radome and the support portion and the joint surface between the end cap and the cylindrical structure are both configured to be in sealed connection.

Has the advantages that:

the application provides a chassis, through setting up supporting part and enclosure, make form the closed containing cavity between supporting part and enclosure, contain the cavity and include the first installing zone and second installing zone again, install the active antenna assembly to the first installing zone, install the passive antenna assembly to the second installing zone, reuse the connecting element to connect active antenna assembly and passive antenna assembly; like this, just integrated active antenna subassembly and passive antenna subassembly to holding the intracavity, realized active antenna subassembly and passive antenna subassembly's integration, when the installation only need to be installed whole quick-witted case can, need not to carry out solitary connection to active antenna subassembly and passive antenna subassembly again to reduce the installation degree of difficulty, improved installation convenience.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments of the present application will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an exploded view of a chassis according to an embodiment of the present disclosure;

fig. 2 is a schematic side view of a chassis according to an embodiment of the present application;

FIG. 3 is an enlarged partial view of portion A of FIG. 2;

fig. 4 is a schematic cross-sectional view of a joint between a radome and a support part according to an embodiment of the present application;

fig. 5 is a schematic cross-sectional view of a connection portion between an end face and a cylindrical structure according to an embodiment of the present application.

Description of reference numerals: 1. a support portion; 11. a plug-in part; 2. a closing part; 21. an antenna cover; 211. inserting grooves; 212. a sealing groove; 22. an end cap; 221. an extension portion; 3. an accommodating chamber; 4. a first seal strip; 5. an end face flange; 6. a second seal strip; 7. a reinforcing portion; 8. a connection unit; 100. an active antenna assembly; 101. a radiator case; 200. a passive antenna assembly.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

Referring to fig. 1, a chassis disclosed for an embodiment of the present application includes a supporting portion 1 and a closing portion 2, a closed accommodating cavity 3 is formed between the supporting portion 1 and the closing portion 2, and the accommodating cavity 3 includes a first mounting area and a second mounting area, the first mounting area is used for mounting an active antenna assembly 100, and the second mounting area is used for mounting a passive antenna assembly 200.

In the present embodiment, the supporting portion 1 is provided as a plate body, and the supporting portion 1 is used as a carrier for both the active antenna assembly 100 and the passive antenna assembly 200 when they are mounted.

Specifically, the active antenna assembly 100 includes a feed network, a reflector plate, an antenna element, and a heat sink chassis 101 that provides support and heat dissipation functions, and the passive antenna assembly 200 also includes a feed network, a reflector plate, and an antenna element.

When the passive antenna assembly 200 is installed, the feed network, the reflector plate and the antenna array of the passive antenna assembly 200 are all fixed on the support part 1; the support part 1 is provided with an installation opening (not shown in the figure), when the active antenna assembly 100 is installed, because the feed network, the reflector plate and the antenna array of the active antenna assembly 100 are all fixed on the radiator case 101, the feed network, the reflector plate and the antenna array of the active antenna assembly 100 need to pass through the installation opening, so that the feed network, the reflector plate and the antenna array of the active antenna assembly 100 and the feed network, the reflector plate and the antenna array of the passive antenna assembly 200 are in the same plane of the support part 1, and then the support part 1 is fixedly connected with the radiator case 101; in this way, the active antenna assembly 100 and the passive antenna assembly 200 can be simultaneously mounted on the support 1.

After the enclosure 2 is mounted, the active antenna assembly 100 is located in the first mounting region of the receiving cavity 3, and the passive antenna assembly 200 is located in the second mounting region of the receiving cavity 3.

In addition, referring to fig. 1, the active antenna assembly 100 and the passive antenna assembly 200 are communicated through the connection unit 8, so that signal transmission between the active antenna assembly 100 and the passive antenna assembly 200 is realized.

Like this, through supporting part 1 and closing part 2 just realize the integrated integration of active antenna module 100 and passive antenna module 200, in the installation, installer then can directly install whole quick-witted case, need not to go to connect active antenna module 100 and passive antenna module 200 alone again, consequently also need not to consider the centering installation requirement of active antenna module 100 and passive antenna module 200 in the horizontal vertical direction to reduce the installation degree of difficulty, improved the installation convenience, more laborsaving save time.

In a specific application, mounting holes may be formed around the mounting hole on the support portion 1 in advance, and after the feed network, the reflector plate, and the antenna array of the active antenna assembly 100 pass through the mounting hole, the support portion 1 is connected to the radiator box 101 through screws and the mounting holes.

In one embodiment, referring to fig. 1 and 2, the closing portion 2 includes an antenna cover 21 and two end caps 22, wherein the antenna cover 21 is connected to the supporting portion 1, a cylindrical structure is formed between the antenna cover 21 and the supporting portion 1, and the two end caps 22 are respectively disposed at two ends of the cylindrical structure to close the cylindrical structure, thereby forming the accommodating cavity 3.

Specifically, referring to fig. 1, the radome 21 is a cover body having a U-shaped cross section, and when the radome 21 is installed, two side walls of the radome 21 are abutted to the support portion 1, and the radome 21 needs to completely shield the active antenna assembly 100 and the passive antenna assembly 200, and then the two side walls of the radome 21 are fixed to the support portion 1, and a sealing connection manner is adopted to increase the sealing performance between the radome 21 and the support portion 1.

At this time, the antenna cover 21 and the support portion 1 form a cylindrical structure. Therefore, in order to ensure the sealing performance of the whole chassis, two end covers 22 need to be respectively installed at two ends of the tubular structure, and the size of the end cover 22 is matched with the size of the opening of the tubular structure, so that the tubular structure can be sealed to form the accommodating cavity 3. Similarly, the end cap 22 and the cylindrical structure are also connected in a sealing manner; in this way, the whole accommodating cavity 3 has a better sealing effect, and dust particles can be prevented from entering the accommodating cavity 3 to damage the active antenna assembly 100 and the passive antenna assembly 200.

The sealing connection here means that the joint surfaces of the antenna cover 21 and the support portion 1 and the joint surfaces of the end cover 22 and the cylindrical structure are connected by a pressing adhesive tape or a sealing glue; of course, before the sealing connection, other connection methods may be adopted, and the radome 21 and the support portion 1 and the end cap 22 may be connected to the cylindrical structure. For example, the radome 21 and the support portion 1 are connected by screws and then connected by a pressure rubber tape.

The joint surface between the support 1 and the radiator casing 101 also needs to be hermetically connected.

In other embodiments, the cross-sectional shape of the radome 21 may also be other shapes, such as circular arc, triangle.

In an embodiment, referring to fig. 4, a plug-in groove 211 is formed on a surface of the antenna cover 21 contacting the support portion 1, a plug-in portion 11 adapted to the plug-in groove 211 is disposed on the support portion 1, and when the antenna cover 21 is connected to the support portion 1, the plug-in portion 11 is plugged into the plug-in groove 211.

Specifically, when the antenna cover 21 is a U-shaped cover body, the antenna cover 21 has two surfaces contacting with the support portion 1, the insertion grooves 211 are formed on the two surfaces, and the insertion grooves 211 extend along the length direction of the contact surfaces; the inserting part 11 on the supporting part 1 is integrally formed with the supporting part 1, the inserting part 11 is matched with the inserting groove 211, and the depth of the inserting groove 211 can be set according to requirements and is not limited herein.

When the antenna cover 21 is installed, the inserting part 11 is inserted into the corresponding inserting groove 211; on one hand, the inserting groove 211 and the inserting part 11 can be used as the reference for installing the antenna housing 21 and the supporting part 1, so that the installation of the antenna housing 21 and the supporting part 1 is more convenient; on the other hand, the insertion groove 211 and the insertion part 11 can also increase the sealing property at the joint of the antenna cover 21 and the support part 1.

In one embodiment, referring to fig. 4, a sealing groove 212 is formed on a surface of the antenna cover 21 contacting the support portion 1, and a first sealing strip 4 is disposed in the sealing groove 212.

Specifically, the sealing groove 212 is located on one side of the insertion groove 211, the length direction of the sealing groove 212 is parallel to the length direction of the insertion groove 211, the length of the first sealing strip 4 is matched with the length of the sealing groove 212, and the first sealing strip 4 is made of rubber.

The first sealing tape 4 can further increase the sealing property between the antenna cover 21 and the support portion 1, thereby further improving the closing effect of the accommodating chamber 3.

Of course, the first sealing strip 4 may also be disposed on the support portion 1, and accordingly, only the corresponding sealing groove 212 needs to be disposed on the support portion 1; if the sealing groove 212 is not provided, the first sealing tape 4 may be directly attached to the radome 21 or the support portion 1 by glue.

In one embodiment, referring to fig. 5, both ends of the tubular structure are provided with end flanges 5, and the end cap 22 is fixedly connected with the tubular structure through the end flanges 5.

Specifically, the end face flange 5 is arranged on the inner wall of the cylindrical structure, namely on the opposite surface of the antenna housing 21 and the supporting part 1, and the end face flange 5 is arranged along the circumference of the cylindrical structure, namely the end face flange 5 is fixedly connected with the antenna housing 21 and the supporting part 1 at the same time, and the end face flange 5 can be mounted on the cylindrical structure in a peripheral rivet mode; the end cover 22 is attached to the end face flange 5, and the end cover 22 is fixedly connected with the end face flange 5 through screws.

Thus, the connection between the end cover 22 and the cylindrical structure is realized, and the end cover 22 and the end face flange 5 have better sealing performance, so that the closing effect of the accommodating cavity 3 is better.

In addition, before the final test of the whole case is finished and the case is delivered from the factory, glue can be coated between the gap between the end cover 22 and the cylindrical structure to improve the corrosion resistance and the sealing property.

In one embodiment, referring to fig. 5, the edge of the end cap 22 is provided with an extension 221, and when the end cap 22 is connected to the cylindrical structure, the extension 221 abuts the outside of the cylindrical structure.

Specifically, the end cap 22 is integrally formed with the extension portion 221, the extension portion 221 extends perpendicular to the end cap 22, and specifically, the extension portion 221 is a side edge on the edge of the end cap 22; when the end cap 22 is attached, after the end cap 22 is attached to the cylindrical structure, the extending portion 221 abuts against the outside of the cylindrical structure, that is, the extending portion 221 abuts against the antenna cover 21 and the outer wall of the support portion 1.

In this way, the provision of the extension 221 prevents dust particles from entering through the gap between the edge of the end cap 22 and the cylindrical structure, thereby further increasing the sealing effect between the end cap 22 and the cylindrical structure.

In one embodiment, referring to fig. 5, a second sealing strip 6 is provided between the end cap 22 and the end flange 5.

Specifically, the second sealing strip 6 may be adhered to the end cover 22 or the end flange 5 in advance, or may be disposed between the end cover 22 and the end flange 5 when the end cover 22 is mounted, and the second sealing strip 6 is disposed along the circumferential direction of the end cover 22 or the end flange 5.

The sealing between the end cap 22 and the tubular structure may be further increased by the second sealing strip 6.

In one embodiment, referring to fig. 2, a stiffener 7 is provided between the support 1 and the heat sink enclosure 101 of the active antenna assembly 100.

Specifically, in this embodiment, the reinforcing portion 7 is a metal plate, one side of the reinforcing portion 7 is fixedly connected to the supporting portion 1, and the other side of the reinforcing portion 7 is fixedly connected to the radiator box 101, and the fixing connection may be welding or bolt connection; the reinforcing portion 7 can enhance the overall rigidity of the entire chassis.

In other embodiments, the reinforcing portion 7 may be provided in a single or multiple rod shape.

In one embodiment, the connection unit 8 includes at least one of a connector, a cable, or a jumper.

In the present embodiment, as shown with reference to fig. 2 and 3, the connection unit 8 is provided as a connector.

Of course, in a specific application, there are other devices that can be used as the connection unit 8, as long as the connection unit 8 can realize signal transmission between the active antenna assembly 100 and the passive antenna assembly 200, and when the internal connection unit 8 is disconnected, the active antenna assembly 100 and the passive antenna assembly 200 can respectively and independently complete their respective tests.

And set up the connecting element 8 in accommodating the cavity 3, can reduce the signal transmission loss between passive antenna module 200 and the active antenna module 100, also difficult to damage, can also make the whole chassis more esthetic at the same time.

It should be noted that, in the present specification, the embodiments are all described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

It should also be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Moreover, relational terms such as "first" and "second" are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions or should not be construed as indicating or implying relative importance. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or terminal equipment comprising the element.

The technical solutions provided by the present application are described in detail above, and the principles and embodiments of the present application are described herein by using specific examples, which are only used to help understanding the present application, and the content of the present description should not be construed as limiting the present application. While various modifications of the illustrative embodiments and applications will be apparent to those skilled in the art based upon this disclosure, it is not necessary or necessary to exhaustively enumerate all embodiments, and all obvious variations and modifications can be resorted to, falling within the scope of the disclosure.

Claims (10)

1. A chassis, its characterized in that:

the device comprises a supporting part (1) and a closed part (2), wherein a closed accommodating cavity (3) is formed between the supporting part (1) and the closed part (2);

the accommodating cavity (3) comprises a first mounting area and a second mounting area;

wherein the first mounting area is for mounting an active antenna assembly (100) and the second mounting area is for mounting a passive antenna assembly (200);

the active antenna assembly (100) is communicated with the passive antenna assembly (200) through a connecting unit (8).

2. A cabinet according to claim 1, wherein:

the closure part (2) comprises an antenna housing (21) and two end covers (22);

the antenna cover (21) is connected with the support part (1), and a cylindrical structure is formed between the antenna cover (21) and the support part (1);

the two end covers (22) are respectively arranged at two ends of the cylindrical structure so as to seal the cylindrical structure.

3. A cabinet according to claim 2, wherein:

an inserting groove (211) is formed in the contact surface of the antenna housing (21) and the supporting part (1), and an inserting part (11) matched with the inserting groove (211) is arranged on the supporting part (1);

when the antenna housing (21) is connected with the support part (1), the insertion part (11) is inserted into the insertion groove (211).

4. A cabinet according to claim 2 or 3, wherein:

the antenna housing (21) and the surface contacted with the supporting part (1) are provided with a sealing groove (212), and a first sealing strip (4) is arranged in the sealing groove (212).

5. A cabinet according to claim 2, wherein:

both ends of the tubular structure are provided with end face flanges (5), and the end cover (22) is fixedly connected with the tubular structure through the end face flanges (5).

6. A cabinet according to claim 2, wherein:

an extension part (221) is arranged on the edge of the end cover (22), and when the end cover (22) is connected to the cylindrical structure, the extension part (221) abuts against the outer side of the cylindrical structure.

7. A cabinet according to claim 5, wherein:

and a second sealing strip (6) is arranged between the end cover (22) and the end face flange (5).

8. A cabinet according to any one of claims 1-3 or 5-7, wherein:

a reinforcing part (7) is arranged between the supporting part (1) and the radiator case (101) of the active antenna component (100).

9. A cabinet according to claim 8, wherein:

the connection unit (8) comprises: at least one of a connector, a cable, or a jumper.

10. A cabinet according to claim 2, wherein:

the joint surface between the antenna cover (21) and the supporting part (1) and the joint surface between the end cover (22) and the cylindrical structure are in sealing connection.

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